Ambient concentrations of urea in the inner Oslofjjord, Norway, showed a pronounced yearly cycle in 1980, with values in the range 0.1 to 10.0ktg-atNl-1; this cycle resembled that of ammonia although urea concentrations were usually lower. The uptake of urea by phytoplankton was investigated using l
โฆ LIBER โฆ
Guano as a nitrogen source for fertigation in organic farming
โ Scribed by Hadas, A. ;Rosenberg, R.
- Publisher
- Springer-Verlag
- Year
- 1992
- Tongue
- English
- Weight
- 493 KB
- Volume
- 31
- Category
- Article
- ISSN
- 1573-0867
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